Perhaps you should try some spelling variations:
va danh » va dinh, va hanh, dia danh
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
hai cua » thai cua, dai cua, hoi cua
cau luc » cau truc, cau phuc
lai cua » dai cua, lai chau, thai cua
va dan » ca dan, va dao, va dau
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
va cau » van cau, va cac, va dau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky nang xa hoi. hieu va cau luc ((va danh) or (va dan)) ((lai cua) OR (hai cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky nang xa hoi. hieu va cau luc ((va danh) OR (va dan)) ((lai cua) OR (hai cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ky nang xa hoi. hieu va cau luc ((va danh) or (va dan)) ((lai cua) OR (hai cua)) te".
• Adding a wildcard symbol may retrieve word variants: te sac ky nang xa hoi. hieu va cau luc ((va danh) or (va dan)) ((lai cua) OR (hai cua)) te*.